Glow-worm Ultracom 18sxi - Page 46

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14 Fault Finding
13167
Diagram 14.4
br
b
g/y
br
b
g/y
GAS
CONTROL
VALVE
HEATING
FLOW
THERMISTOR
HEATING
RETURN
THERMISTOR
FAN
PUMP
CHASSIS
EARTH
IGNITION
ELECTRODE
WATER
PRESSURE
SENSOR
IGNITER
UNIT
MAIN CONTROL
BOARD
APPLIANCE
INTERFACE
BOARD
bk
r
bk
b
w
gy
b
y
w
r
g/y
g/y
br
b
g/y
w
bk
b
r
bk
b
r
bk
r
br BROWN
b BLUE
g/y GREEN/YELLOW
gy GREY
bk BLACK
y YELLOW
p PURPLE
or ORANGE
w WHITE
r RED
KEY
w
or
p
bk